Note: this product is vacuum packed; It is recommended to leave it for 3 days before use to restore it to a round shape; And easy to use rollers grip the hair without the need for pins and clips; Just open the plastic fixed band wrap your hair on the roller, close the fixed band, go to sleep; Wake up you can get a beautiful curls Material: these hair rollers are made of sponge and plastic, soft and light design, safe and comfortable, no worry about hurting your hair, and that are very suitable for women and kids Easy to use: rollers grip the hair without the need for pins and clips; Just open the plastic fixed band wrap your hair on the roller, close the fixed band, go to sleep; Wake up you can get a beautiful curls Save you time: you can use these foam hair rollers when you sleep, soft material will not make any sleeping problem, and can make different hairstyles you want without damaging your hair Multi-function: these sponge hair rollers can also be as a hair hoop to roll up your bangs for daily makeup, face and facial, very suitable for home, hotel, beauty and so on